What's the best legal search engine?

Not a lawyer, just interested in the law, so hope it's okay if I ask this here. In your opinion what is the best search engine for case law? I found a few

https://case.law/

https://www.lexisnexis.com/en-us/products/lexis.page

But I would like to get the opinion of people who actually use products like these. What do you think is the best one you've used?